Function casper_client::ffi::casper_sign_deploy_file

#[no_mangle]
pub extern "C" fn casper_sign_deploy_file(
    input_path: *const c_char, 
    secret_key: *const c_char, 
    maybe_output_path: *const c_char, 
    force: bool
) -> casper_error_t

Reads a previously-saved Deploy from a file, cryptographically signs it, and outputs it to a file or stdout.

See sign_deploy_file for more details.